Which two tasks are responsibilities of a network administrator?

1.Configuring network hardware like servers, routers and switches.

2.Upgrading and repairing computer networks.

3.Troubleshooting network issues.

4.Assisting network architects with the design of network models.

5. Deploying and updating software.

Explanation:

answer; i believe that the correct answer is u.s///british,and canadian forces; /// normandy invasion also called operation overlord; plz check first

answer; i believe the correct answer is (a) all trenches must have access/egress;